1 connections -17 2.5.7.2 hardware -17 – Rockwell Automation Liqui-Flo DBT Reach Drive User Manual

Page 23

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Installation/Wiring

2-17

2.5.7.1 Connections

Important: A motor temperature sensor (RTD, NTC, or thermocouple) should be

considered equivalent to a motor thermostat and wired with the same
considerations. Motor thermostat contacts are generally not isolated from
the drive/controller digital inputs. Therefore, the sensor inputs will not be
isolated on the RTD board.

2.5.7.2 Hardware

The hardware consists of a single PC board with two wired connectors, one for
temperature sensors and the second for power and I/O signals.

Figure 2.9 – RTD Board Connections

1 2 3

1 2 3

S1

S2

J3 - I/O

J2 - RTD Inputs

J2

13

1

12

24

Mode

Time

Gain

1

6

7

12

Table 2.8 – J2 RTD Board I/O Function

Position

I/O Function

1

+24V COM

2

LOUT1 COM

3

LOUT2 COM

4

LOUT3 COM

5

LIN COM

6

AOUT COM

7

+24VDC

8

LOUT1 NO

9

LOUT2 NO

10

LOUT3 NO

11

LIN

12

AOUT

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